It's used to treat and prevent malaria infection, and to reduce symptoms and progression of autoimmune diseases such as lupus, rheumatoid arthritis, and others. Malaria is spread by mosquitoes, which transmit the parasites that cause the infection, usually in tropical and subtropical parts of the world. Is hydroxychloroquine safe during pregnancy Plaquenil sun sensitivity Chloroquine phopshate usp Excessive sleepiness plaquenil Find patient medical information for Plaquenil Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Medicines for the Prevention of Malaria While Traveling Hydroxychloroquine Plaquenil™ What is hydroxychloroquine? Hydroxychloroquine also known as hydroxychloroquine sulfate is an arthritis medicine. that also can be used to prevent malaria. It is available in the United States by prescription only. Hydroxychloroquine dosing information. Usual Adult Dose for Malaria Treatment of the acute attack 800 mg 620 mg base followed in 6 to 8 hours by 400 mg 310 mg base, then 400 mg 310 mg base once a day for 2 consecutive days; alternatively, a single dose of 800 mg 620 mg base has also been effective For example, it may be combined with an antibiotic to treat chronic Q-fever, which humans usually catch from farm animals or raw milk. Plaquenil is used to treat other types of infections too. Plaquenil malaria dosage Old malaria drug hydroxychloroquine may help cure coronavirus., Medicines for the Prevention of Malaria While Traveling. Use of plaquenil for osteoarthritisMalaria tablets chloroquine Hydroxychloroquine Plaquenil is a drug that is classified as an anti-malarial drug. Plaquenil is prescribed for the treatment or prevention of malaria. It is also prescribed for the treatment of rheumatoid arthritis, lupus, and the side effects of lupus such as hair loss, joint pain, and more. Hydroxychloroquine Plaquenil Side Effects & Dosage for.. Hydroxychloroquine Uses, Dosage & Side Effects -. Plaquenil Uses, Dosage & Side Effects -. Hydroxychloroquine is one of several drugs being tested by the FDA as a possible treatment for COVID-19 It is a drug first approved by the FDA over 50 years ago as a treatment for malaria and. Hydroxychloroquine is used to treat or prevent malaria, a disease caused by parasites that enter the body through the bite of a mosquito. Malaria is common in areas such as Africa, South America. Hydroxychloroquine comes as a tablet to take by mouth. For prevention of malaria in adults, two tablets are usually taken once a week on exactly the same day of each week. The first dose is taken 1 to 2 weeks before traveling to an area where malaria is common, and then doses are continued for 8 weeks after exposure.